From fe798239b225298550e3d052aaba59ae6da07c22 Mon Sep 17 00:00:00 2001
From: Alexander Zobnin <alexanderzobnin@gmail.com>
Date: Fri, 15 Mar 2019 10:26:56 +0300
Subject: [PATCH] panels: fix loading panels with non-array targets (refactor)

---
 public/app/features/dashboard/state/PanelModel.ts | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/public/app/features/dashboard/state/PanelModel.ts b/public/app/features/dashboard/state/PanelModel.ts
index 1bac7cae3d6..16d1f64f750 100644
--- a/public/app/features/dashboard/state/PanelModel.ts
+++ b/public/app/features/dashboard/state/PanelModel.ts
@@ -125,9 +125,8 @@ export class PanelModel {
   }
 
   ensureQueryIds() {
-    if (this.targets) {
-      for (let i = 0; i < this.targets.length; i++) {
-        const query = this.targets[i];
+    if (this.targets && _.isArray(this.targets)) {
+      for (const query of this.targets) {
         if (!query.refId) {
           query.refId = this.getNextQueryLetter();
         }